What is the ideal approach to warming up before a tennis session? Any and every tennis practice session starts with a warm-up. After their stretching is completed, they will take the racket and go to the court to do their “tennis warm-up”. Tennis warm-upThe above physical warm-up should then be followed by the tennis warm-up. But whether this, being done mindlessly, is the best way to do the tennis warm-up is highly doubtful.